PFAS ("forever chemicals") · 2024
PFOS in Green Bay, WI tap water
Green Bay, WI's 2024 PFOS measurement is below the federal limit.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level System-wide | 2.2 ng/L | None set |
Range Of Values Tested | 1.5–2.2 ng/L | None set |
Verbatim from Green Bay, WI's 2024 Consumer Confidence Report — source document ↗
About PFOS
Perfluorooctanesulfonic acid, a PFAS 'forever chemical' once used in firefighting foam and coatings.
Linked to cancer, thyroid disease, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.
How Green Bay, WI compares
Nearby systems also reporting PFOS:
People also ask
+Is there PFOS in Green Bay, WI tap water?
Yes — Green Bay, WI's 2024 Consumer Confidence Report lists PFOS at 2.2 ng/L. Green Bay, WI's 2024 PFOS measurement is below the federal limit.
+What's the federal limit for PFOS in drinking water?
The EPA has not set an enforceable federal limit for PFOS. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is PFOS?
Perfluorooctanesulfonic acid, a PFAS 'forever chemical' once used in firefighting foam and coatings. Linked to cancer, thyroid disease, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.
+Where does this PFOS measurement come from?
This page reproduces the PFOS entry from the 2024 Consumer Confidence Report published by the Green Bay, WI water utility — the annual drinking-water report every U.S. utility is required by federal law to publish. The original source document is archived at /water/wi/green-bay/2024/source.